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Finding the Third Proportional to 3,218,490 and 6,701,540

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Solution

The third proportional to 3,218,490 and 6,701,540 is: 13,953,946.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,490 : 6,701,540 = 6,701,540 : x
  2. Step 2: Convert to fraction form
    3,218,490/6,701,540 = 6,701,540/x
  3. Step 3: Cross multiply
    3,218,490x = 6,701,540 × 6,701,540
  4. Step 4: Simplify right side
    3,218,490x = 44,910,638,371,600
  5. Step 5: Solve for x
    x = 44,910,638,371,600/3,218,490
  6. Step 6: Final answer
    x = 13,953,946.84

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.